Supertech VS-M6.6-I valve seal Mitsubishi Lancer Evo I, II, III, IV, V, VI, VII, VIII, IX, Eclipse 4G63 (intake)

For: Mitsubishi Lancer Evo I, II, III, IV, V, VI, VII, VIII, IX with 4G63 engines

Supertech viton valve stem seals reduced outer diameter valve seals are perfect for those that are using dual valve springs or may otherwise have valve spring clearance issues.